package com.gong.chooselesson.service;

import com.baomidou.mybatisplus.extension.service.IService;
import com.gong.chooselesson.pojo.Lesson;

/**
 * @Description
 * @Author gongchang
 * @Date 2021-07-27 16:30
 */
public interface LessonService extends IService<Lesson> {

    public int getLessonCount(int lid);

    public int getLessonLnoByLid(int lid);
}
